[{"data":1,"prerenderedAt":376},["ShallowReactive",2],{"guide-zh-jk-bms-password":3,"guides-zh":316},{"id":4,"title":5,"body":6,"date":296,"description":297,"extension":298,"keywords":299,"meta":306,"navigation":307,"path":308,"related":309,"seo":312,"stem":313,"updated":314,"__hash__":315},"guides_zh\u002Fguides\u002Fjk-bms-password.md","JK BMS 密码：默认密码、修改与重置指南",{"type":7,"value":8,"toc":279},"minimark",[9,13,18,21,66,69,72,86,89,92,95,114,117,121,124,164,168,171,196,199,203,209,212,227,239,242,247,250,254,257,261,264,268,271],[10,11,12],"p",{},"JK BMS 的密码其实是两个独立的代码。蓝牙（连接）密码让 App 能够连接 BMS，设置密码让你能够修改参数。大多数设备的出厂默认值是蓝牙 1234、设置 123456，但请以你自己的说明书为准，因为不同批次和固件会有差异。",[14,15,17],"h2",{"id":16},"jk-bms-使用的两个密码","JK BMS 使用的两个密码",[10,19,20],{},"很多\"密码不对\"的问题，都是因为把这两个搞混了。",[22,23,24,40],"table",{},[25,26,27],"thead",{},[28,29,30,34,37],"tr",{},[31,32,33],"th",{},"密码",[31,35,36],{},"用途",[31,38,39],{},"常见的默认值",[41,42,43,55],"tbody",{},[28,44,45,49,52],{},[46,47,48],"td",{},"蓝牙（连接）密码",[46,50,51],{},"让 App 连接到 BMS",[46,53,54],{},"1234",[28,56,57,60,63],{},[46,58,59],{},"设置密码",[46,61,62],{},"打开并保存参数页面",[46,64,65],{},"123456",[10,67,68],{},"两者互相独立，改了一个不会影响另一个。打开参数页面时，App 会要求输入设置密码，这就是\"验证密码\"（verify password）提示的来源。这些默认值见于 JK 说明书、JK 店铺页面以及 DIY Solar Forum 的大量讨论，但并不保证每个批次都适用，所以把它们当作第一个尝试的选项，而不是承诺。",[14,70,71],{"id":71},"密码与浏览器连接",[10,73,74,75,80,81,85],{},"用 ",[76,77,79],"a",{"href":78},"\u002F","JK Preset Studio 编辑器","从浏览器连接时，不会提示输入密码。连接使用与 App 相同的 JK02 蓝牙协议，在我们对 19 版固件的测试中，BMS 不需要任何一个密码就接受了读取和写入：密码是由 JK App 自己检查的。有一份关于较旧 V15 固件的报告称，修改设置密码后写入就不再生效，所以你的设备可能有所不同。完整流程见",[76,82,84],{"href":83},"\u002Fguides\u002Fjk-bms-bluetooth-browser","蓝牙指南","。",[10,87,88],{},"这也意味着，对于蓝牙范围内的人来说，这些密码并不能提供真正的安全保护。如果这对你的安装很重要，请让 BMS 一直连着监控设备，或者关闭蓝牙。",[14,90,91],{"id":91},"如何修改密码",[10,93,94],{},"不同版本 App 的菜单名称会有变化，请在你的界面上找对应的入口。",[96,97,98,102,105,108,111],"ol",{},[99,100,101],"li",{},"用当前的蓝牙密码连接 BMS。",[99,103,104],{},"进入设置区域，按提示输入当前的设置密码。",[99,106,107],{},"找到密码选项（App 里分别有连接密码和设置密码的入口）。",[99,109,110],{},"输入旧密码，再输入新密码并确认。",[99,112,113],{},"断开后重新连接，测试新的蓝牙密码；重新打开参数页面，测试新的设置密码。",[10,115,116],{},"使用由字母和数字组成的简短密码。BMS 用一个 16 字符的字段存储每个密码，纯 ASCII 字符最稳妥。把新密码记在手机以外的地方。",[14,118,120],{"id":119},"jk-bms-密码无效怎么办","JK BMS 密码无效怎么办",[10,122,123],{},"按顺序逐项尝试：",[125,126,127,134,140,146,152,158],"ul",{},[99,128,129,133],{},[130,131,132],"strong",{},"密码类型用错。"," 配对提示要的是蓝牙密码，参数页面要的是设置密码。前者试 1234，后者试 123456。",[99,135,136,139],{},[130,137,138],{},"输入问题。"," 检查手机键盘的大写锁定和自动首字母大写。密码可能区分大小写，还要注意末尾是否多了空格。",[99,141,142,145],{},[130,143,144],{},"之前被改过。"," 如果电池是别人安装的，默认值可能已经不适用。",[99,147,148,151],{},[130,149,150],{},"App 版本。"," 过旧或过新的 App 可能与你的固件表现不一致。更新 App，或使用卖家推荐的版本。",[99,153,154,157],{},[130,155,156],{},"固件差异。"," 据 DIY Solar Forum 上部分用户反映，升级 V19 固件后出现过密码问题。如果问题恰好在升级后出现，联系售后时请说明这一点。",[99,159,160,163],{},[130,161,162],{},"App 缓存数据。"," 有用户反映，清除 App 数据并重新安装后，默认的设置密码又能用了。这只重置了 App 一侧，如果密码是在 BMS 内部被修改的，这招没用。",[14,165,167],{"id":166},"忘记-jk-bms-密码可行的办法","忘记 JK BMS 密码：可行的办法",[10,169,170],{},"不存在通用的后门，也不该有人向你承诺这种东西。现实可行的办法如下：",[96,172,173,179,190],{},[99,174,175,178],{},[130,176,177],{},"联系卖家或 JK 售后","，并提供 BMS 序列号。序列号可以在 App 的\"关于\"或设备信息页面找到。据报道，JK 售后曾通过其售后服务页面，为忘记密码的用户提供基于序列号的临时密码。是否提供以及具体流程取决于你的固件和售后渠道，请查看当前的售后页面，而不是轻信旧的论坛帖子。",[99,180,181,184,185,189],{},[130,182,183],{},"找找备份。"," 如果你之前导出过设置，",[186,187,188],"code",{},".jkcfg"," 文件里可能就有这些密码，见下一节。",[99,191,192,195],{},[130,193,194],{},"向卖家询问你的硬件版本是否有重置方法。"," 有些版本有，很多版本没有。",[10,197,198],{},"不要从来路不明的卖家那里购买\"解锁工具\"。控制着整个电池组的 BMS，不是运行不可信固件或加密狗的地方。",[14,200,202],{"id":201},"jkcfg-文件中的密码",".jkcfg 文件中的密码",[10,204,205,206,208],{},"导出的 ",[186,207,188],{}," 是两个 BMS 数据帧的 600 字节副本。第二帧（设备信息帧）中有两个各 16 字符的 ASCII 字段：设备密码（即蓝牙密码）和设置密码。所以导出的文件可能以明文形式包含这两个密码。",[10,210,211],{},"这对你意味着：",[125,213,214,217,220],{},[99,215,216],{},"像对待密码一样对待导出文件。不经检查，不要把它发到论坛或发给陌生人。",[99,218,219],{},"分享之前，清空文件中的这两个字段，或者换成临时密码。不要分享含有真实密码的文件。",[99,221,222,223,226],{},"在 ",[76,224,225],{"href":78},"JK Preset Studio"," 中，它们是\"设备\"标签页上普通的可编辑字段，而不是只读字段。型号、序列号、硬件和软件版本在那里是只读的，但两个密码都可以编辑，导出时只会改动被编辑的字节，校验和会自动修正。",[10,228,229,230,234,235,85],{},"导入文件时，文件里保存的密码也可能被写回 BMS，这一点尚未验证。保险起见，导入前先检查文件中的密码，以免用一个你记不住的密码把自己锁在外面；分享文件前则把它们清空。完整的备份和导入流程见",[76,231,233],{"href":232},"\u002Fguides\u002Fjk-bms-export-import-settings","导出与导入 JK BMS 设置","。能打开参数页面之后，可以继续阅读 ",[76,236,238],{"href":237},"\u002Fguides\u002Fjk-bms-lifepo4-settings","LiFePO4 设置指南",[14,240,241],{"id":241},"常见问题",[243,244,246],"h3",{"id":245},"jk-bms-密码和蓝牙-pin-码是一回事吗","JK BMS 密码和蓝牙 PIN 码是一回事吗？",[10,248,249],{},"不完全是。App 要求输入的连接密码是 BMS 的\"设备密码\"（device passcode），它与设置密码是分开的。如果手机自身的蓝牙配对要求输入 PIN，那是由手机处理的。",[243,251,253],{"id":252},"升级固件会重置密码吗","升级固件会重置密码吗？",[10,255,256],{},"理论上不会，但有用户反映升级后出现过密码问题。升级前先导出设置，并记下两个密码。",[243,258,260],{"id":259},"能从文件里读出密码吗","能从文件里读出密码吗？",[10,262,263],{},"可以。如果文件的设备信息帧中保存了密码，它们是以明文存储的。在编辑器中打开文件，查看\"设备\"标签页就能看到内容。",[243,265,267],{"id":266},"应该修改默认密码吗","应该修改默认密码吗？",[10,269,270],{},"如果其他人能接触到电池，应该修改。任何人拿着手机站在 BMS 旁边，都可以试试 1234 和 123456。",[10,272,273,278],{},[76,274,275,276],{"href":78},"连接你的 BMS 或打开你的 ",[186,277,188],{},"，在分享或导入文件之前，先在编辑器中看看里面保存了哪些密码。",{"title":280,"searchDepth":281,"depth":281,"links":282},"",3,[283,285,286,287,288,289,290],{"id":16,"depth":284,"text":17},2,{"id":71,"depth":284,"text":71},{"id":91,"depth":284,"text":91},{"id":119,"depth":284,"text":120},{"id":166,"depth":284,"text":167},{"id":201,"depth":284,"text":202},{"id":241,"depth":284,"text":241,"children":291},[292,293,294,295],{"id":245,"depth":281,"text":246},{"id":252,"depth":281,"text":253},{"id":259,"depth":281,"text":260},{"id":266,"depth":281,"text":267},"2026-10-02","JK BMS 的密码其实有两个：蓝牙连接密码和设置密码。本文介绍出厂默认值、修改方法、密码无效时的排查，以及忘记密码怎么办。","md",[300,301,302,303,304,305],"jk bms 密码","jk bms 默认密码","jk bms 密码 重置","jk bms 忘记密码","jk bms 设置密码","极空 保护板 密码",{},true,"\u002Fguides\u002Fjk-bms-password",[310,311],"jk-bms-export-import-settings","jk-bms-lifepo4-settings",{"title":5,"description":297},"guides\u002Fjk-bms-password","2026-10-04","KT8fXM3kTqW6Y3gjM2y0xI3_onNocVvBYQExg_LUXa4",[317,321,325,329,333,336,339,343,347,351,355,356,360,364,368,372],{"path":83,"title":318,"description":319,"date":314,"updated":320},"在浏览器中通过蓝牙修改 JK BMS 设置","在 Chrome 或 Edge 中连接 JK BMS，读取全部设置，应用预设，再按安全顺序写回并逐项回读校验。无需 JK app。",null,{"path":322,"title":323,"description":324,"date":296,"updated":314},"\u002Fguides\u002Fjk-bms-balance-settings","JK BMS 均衡设置：均衡启动电压、触发压差和均衡电流","详解 JK BMS 均衡设置：均衡启动电压、均衡触发压差、最大均衡电流和均衡开关，适用于磷酸铁锂、三元和钛酸锂。",{"path":326,"title":327,"description":328,"date":296,"updated":320},"\u002Fguides\u002Fjk-bms-cell-overcharge-protection-tripping","JK BMS 单体过充保护反复触发：原因与解决方法","JK BMS 单体过充保护每分钟触发又解除？了解充电器设得过高为何导致这种情况、如何与弱单体区分，以及怎样解决。",{"path":330,"title":331,"description":332,"date":296,"updated":314},"\u002Fguides\u002Fjk-bms-detail-log","如何导出并读懂 JK-BMS 详细日志（Detail Log）","JK-BMS 详细日志包含什么、如何从 app 导出、如何读懂其中的事件，以及日志分析页能告诉你哪些保护动作和故障信息。",{"path":232,"title":334,"description":335,"date":296,"updated":314},"JK BMS 设置导出与导入：.jkcfg 文件完全指南","如何用 JK BMS app 导出和导入保护板设置，.jkcfg 文件里有什么，为什么手动改会损坏，以及如何在浏览器里安全编辑。",{"path":237,"title":337,"description":338,"date":296,"updated":314},"磷酸铁锂 JK BMS 参数设置：8S、16S，280Ah 与 314Ah 电芯","磷酸铁锂电池组的 JK BMS 参数设置：8S 和 16S、280Ah 与 314Ah 电芯的单体电压、均衡、电流和温度推荐值，分三种损耗等级。",{"path":340,"title":341,"description":342,"date":296,"updated":320},"\u002Fguides\u002Fjk-bms-log-messages-explained","JK BMS 日志消息详解：Boot、Time calibration、保护","每条 JK BMS 日志消息的含义：Boot、Time calibration、APP open charge、保护触发与解除，以及 Discharge On Failed。",{"path":344,"title":345,"description":346,"date":296,"updated":314},"\u002Fguides\u002Fjk-bms-nmc-lto-settings","JK BMS 三元锂与钛酸锂设置：安全的单体参数","JK BMS 三元锂 NMC 与钛酸锂 LTO 电池组设置：单体过压、欠压、均衡、温度和倍率的三档数值，以及编辑器如何识别电芯类型。",{"path":348,"title":349,"description":350,"date":296,"updated":314},"\u002Fguides\u002Fjk-bms-ocp-scp-settings","JK BMS 过流保护设置：OCP 与 SCP 参数指南","详解 JK BMS 过流保护设置：充放电 OCP 电流上限、延时、恢复时间与短路保护 SCP，附推荐范围和逆变器选型方法。",{"path":352,"title":353,"description":354,"date":296,"updated":314},"\u002Fguides\u002Fjk-bms-parameters-explained","JK BMS 参数详解：按分组逐项讲解每个设置","一篇看懂 JK BMS 参数：单体 OVP、OVPR、UVP、UVPR、均衡、SOC、RCV 与 RFV、电流和温度保护，附磷酸铁锂常用范围。",{"path":308,"title":5,"description":297,"date":296,"updated":314},{"path":357,"title":358,"description":359,"date":296,"updated":314},"\u002Fguides\u002Fjk-bms-reboots-power-events","JK BMS 重启与充电 MOS 关闭：在日志中读懂电源事件","JK BMS 重启，或充电 MOS 自己关闭？学会读懂详细日志中的 Boot 行和 MOS 状态，分清正常重启与真正的故障。",{"path":361,"title":362,"description":363,"date":296,"updated":314},"\u002Fguides\u002Fjk-bms-sending-failure","JK BMS 发送失败（Sending failure）：原因与逐步解决方法","JK BMS 导入设置时提示发送失败？了解固件拒绝参数的原因（电压顺序链、写入顺序、短路延时），并按步骤解决。",{"path":365,"title":366,"description":367,"date":296,"updated":314},"\u002Fguides\u002Fjk-bms-soc-calibration","JK BMS SOC 校准：解决电量漂移、跳变和复位问题","JK BMS SOC 校准详解：SOC 为什么会漂移或跳变，SOC-100% 电压和 SOC-0% 电压的作用，以及如何设置并重新校准电池组。",{"path":369,"title":370,"description":371,"date":296,"updated":320},"\u002Fguides\u002Fjk-bms-weak-cell-log","用 JK BMS 日志找出弱单体：触发、压差与均衡","在 JK BMS 详细日志中找出弱单体：哪节单体先触发、触发时压差有多大，以及这是均衡漂移还是单体已损坏。",{"path":373,"title":374,"description":375,"date":296,"updated":314},"\u002Fguides\u002Fjk-bms-wire-resistance","JK BMS 线阻：均衡线阻异常报警的排查与修复","JK BMS 线阻详解：均衡线阻异常报警的含义、正常数值范围、常见原因，以及如何修好一根有问题的均衡线。",1791151319761]